FR1501134A - Control device of an industrial process - Google Patents

Control device of an industrial process

Info

Publication number
FR1501134A
FR1501134A FR80951A FR80951A FR1501134A FR 1501134 A FR1501134 A FR 1501134A FR 80951 A FR80951 A FR 80951A FR 80951 A FR80951 A FR 80951A FR 1501134 A FR1501134 A FR 1501134A
Authority
FR
France
Prior art keywords
control device
industrial process
industrial
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR80951A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schneider Electric Systems USA Inc
Original Assignee
Foxboro Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foxboro Co filed Critical Foxboro Co
Application granted granted Critical
Publication of FR1501134A publication Critical patent/FR1501134A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/44—Automatic controllers pneumatic only
    • G05B11/58—Automatic controllers pneumatic only with inputs from more than one sensing element; with outputs to more than one correcting element
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/011—Automatic controllers electric details of the correcting means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2278—Pressure modulating relays or followers
    • Y10T137/2409—With counter-balancing pressure feedback to the modulating device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87153—Plural noncommunicating flow paths
    • Y10T137/87161—With common valve operator
FR80951A 1965-10-22 1966-10-21 Control device of an industrial process Expired FR1501134A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50061265A 1965-10-22 1965-10-22

Publications (1)

Publication Number Publication Date
FR1501134A true FR1501134A (en) 1967-11-10

Family

ID=23990183

Family Applications (1)

Application Number Title Priority Date Filing Date
FR80951A Expired FR1501134A (en) 1965-10-22 1966-10-21 Control device of an industrial process

Country Status (5)

Country Link
US (1) US3441053A (en)
DE (1) DE1523498A1 (en)
FR (1) FR1501134A (en)
GB (1) GB1148203A (en)
NL (1) NL6614966A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701366A (en) * 1970-08-14 1972-10-31 Atos Apparecchiature Oleodinam Hydraulic solenoid valve directly operated with adjustable over-ride speed
US4093177A (en) * 1976-03-18 1978-06-06 Acorn Engineering Company Dashpot mechanism for self-closing plumbing valves
US4165857A (en) * 1976-03-18 1979-08-28 Acorn Engineering Co. Dashpot mechanism for self-closing plumbing valves
DE3017321C3 (en) * 1980-05-06 1994-08-04 Samson Ag Damping device for measuring or control devices
US4601309A (en) * 1985-04-23 1986-07-22 The United States Of America As Represented By The United States Department Of Energy Valve and dash-pot assembly
US5257639A (en) * 1988-12-23 1993-11-02 Dresser Industries, Inc. Electropneumatic positioner
US4926896A (en) * 1988-12-23 1990-05-22 Dresser Industries, Inc. Sensitive electrical to mechanical transducer
US5022425A (en) * 1988-12-23 1991-06-11 Dresser Industries Inc. Sensitive electrical to mechanical transducer
US5065611A (en) * 1989-08-15 1991-11-19 The Foxboro Company System for calibrating the span of pressure measuring instruments
WO2008157494A2 (en) * 2007-06-15 2008-12-24 Shell Oil Company Framework and method for monitoring equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA637629A (en) * 1962-03-06 Fellows Horace Fuel flow proportioners
US2059151A (en) * 1934-06-02 1936-10-27 Builders Iron Foundry Telemetric proportioning system

Also Published As

Publication number Publication date
GB1148203A (en) 1969-04-10
DE1523498A1 (en) 1970-06-18
NL6614966A (en) 1967-04-24
US3441053A (en) 1969-04-29

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